<template>
	<div>
		<!-- 面包屑导航区域 -->
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>商品管理</el-breadcrumb-item>
			<el-breadcrumb-item>商品列表</el-breadcrumb-item>
		</el-breadcrumb>
		
		<!-- 卡片视图区域 -->
		<el-card>
			<el-row :gutter="20">
				<el-col :span="8">
					 <el-input @clear="getGoodsList" clearable placeholder="请输入内容" v-model="queryInfo.query">
					    <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
					  </el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" @click="goAddpage">添加商品</el-button>
				</el-col>
			</el-row>
		
		<!-- table表格区域 -->
		<el-table :data="goodslist" border stripe>
			<el-table-column type="index"></el-table-column>
			<el-table-column label="商品名称" prop="goods_name"></el-table-column>
			<el-table-column label="商品价格(元)" width="95px" prop="goods_price"></el-table-column>
			<el-table-column label="商品重量" width="70px" prop="goods_weight"></el-table-column>
			<el-table-column label="创建时间" width="140px" prop="add_time">
				<template slot-scope="scope">{{scope.row.add_time | dateFormat}}</template>
			</el-table-column>
			<el-table-column label="操作" width="130px">
				<template slot-scope="scope">
					<el-button size="mini" type="primary" icon="el-icon-edit"></el-button>
					<el-button size="mini" type="danger" icon="el-icon-delete" @click="removeById(scope.row.goods_id)"></el-button>
				</template>
			</el-table-column>
		</el-table>
		
		<!-- 分页 -->
		<el-pagination
		      @size-change="handleSizeChange"
		      @current-change="handleCurrentChange"
		      :current-page="queryInfo.pagenum"
		      :page-sizes="[5, 10, 15, 20]"
		      :page-size="queryInfo.pagesize"
		      layout="total, sizes, prev, pager, next, jumper"
		      :total="total" background>
		    </el-pagination>
		</el-card>
	</div>
</template>

<script>
	export default{
		data() {
			return{
				// 1.查询参数对象
				queryInfo:{
					query:'',
					pagenum:1,
					pagesize:10
				},
				// 2.商品列表
				goodslist:[],
				// 3.总数据条数
				total:0
			}
		},
		created() {
			this.getGoodsList()
		},
		methods:{
			// 1.根据分页获取对应的商品列表
		async getGoodsList(){
			const {data:res} = await this.$http.get(`goods`,{
					params:this.queryInfo
				})
				if(res.meta.status!==200){
					return this.$message.error('获取商品列表失败！')
				}
				this.$message.success('获取商品列表成功！')
				console.log(res.data)
				this.goodslist=res.data.goods
				this.total=res.data.total
			},
			//2.分页数据列表
			handleSizeChange(newSize){
				this.queryInfo.pagesize=newSize
				this.getGoodsList()
			},
			// 3.分页页码值
			handleCurrentChange(newPage){
				this.queryInfo.pagenum=newPage
				this.getGoodsList()
			},
			// 4.删除商品
		async removeById(id){
			const confirmResult	=await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
				          confirmButtonText: '确定',
				          cancelButtonText: '取消',
				          type: 'warning'
				        }).catch(err=>err)
						if(confirmResult !=='confirm'){
							return this.$message.info('已取消删除！')
						}
						const {data:res}=await this.$http.delete(`goods/${id}`)
						if(res.meta.status!==200){
							return this.$message.error('商品删除失败！')
						}
						this.$message.success('商品删除成功！')
						this.getGoodsList()
		       },
			   // 5.添加商品
			   goAddpage(){
				   this.$router.push(`/goods/add`)
			   }
			   
		}
	}
</script>

<style lang="less" scoped="scoped">
	
</style>
